Unit · AXIAL-PISTON PUMP
AA4VG40HWD2/31R-PSC52F095D-SR909442645
Axial piston pump Bosch Rexroth series A4VG, type code AA4VG40HWD2/31R-PSC52F095D-S, material number R909442645. Nominal size: NG 40. Axial piston unit: swashplate design, variable, nominal pressure 5800 psi (400 bar), maximum pressure 6500 psi (A4V). Operating mode: pump, closed circuit (G). Control device: proportional control hydraulic mechanical servo (HW). Pressure cut-off: pressure cut-off (D). DA control valve: DA control valve, fixed setting (2). Direction of rotation: viewed on drive shaft clockwise (R). Drive shaft: splined shaft for single pump ANSI B92.1a (S). Mounting flange: SAE J744 2-hole (C). Working port (port plate): SAE working port A and B, top and bottom suction port S bottom (52). Boost pump: integrated boost pump with and without through drive (F). High-pressure relief valve Setting range ∆pHD: high-pressure relief valve 3600 to 6100 psi direct operated, fixed setting (250 to 420 bar) with bypass (5). Filtration boost circuit/external boost pressure supply: filtration in the boost pump pressure line Ports for external boost circuit filtration (Fe and Fa) (D). Standard/special version: special version (-S).
- Number
- R909442645
- Type code
- AA4VG40HWD2/31R-PSC52F095D-S
- Group
- A4VG 40
- Edition
- 06/2020
This parts list has no drawing.
| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| 1 | R909434022 | ROTARY GROUP Assembly parts list →L | 1 | |
| 2 | R909437425 | CONTROL Assembly parts list →L | 1 | |
| 3 | R909441757 | CONNECTION PLATE Assembly parts list →L | 1 | |
| 4 | R909437863 | INTERNAL GEAR PUMP Assembly parts list →L | 1 | |
| 5 | R909607264 | CONTROL MODULE Assembly parts list →L | 1 | |
| 7 | R909427894 | CONTROL CARTRIDGE Assembly parts list →L | 1 | |
| 10 | R909440286 | HOUSING | 1 | |
| 11 | R909430641 | POITIONING PIN | 1 | |
| 20 | R909153339 | SCREW PLUGD | 1 | |
| 21 | R909153371 | SCREW PLUGD | 1 | |
| 22 | R909154478 | SCREW PLUGD | 4 | |
| 23 | R909153815 | SCREW PLUGD | 2 | |
| 27 | R909831318 | DOUBLE BREAK-OFF PLUG | 2 | |
| 28 | R909156493 | NOZZLE | 2 | |
| 37 | R909087912 | SCREW PLUG | 1 | |
| 46 | R909435856 | ECCENTRIC SCREW | 1 | |
| 47 | R909153271 | SEALING NUTD | 1 | |
| 49 | R909156497 | NOZZLE | 1 |
Parameters from the type code
| Item | Meaning | Code |
|---|---|---|
| Axial piston unit | Swashplate design, variable, nominal pressure 5800 psi (400 bar), maximum pressure 6500 psi | A4V |
| Operating mode | Pump, closed circuit | G |
| Size (NG) | 40 | 40 |
| Control device | Proportional control hydraulic mechanical servo | HW |
| Pressure cut-off | Pressure cut-off | D |
| DA control valve | DA control valve, fixed setting | 2 |
| Direction of rotation | Viewed on drive shaft clockwise | R |
| Drive shaft | Splined shaft for single pump ANSI B92.1a | S |
| Mounting flange | SAE J744 2-hole | C |
| Working port (port plate) | SAE working port A and B, top and bottom suction port S bottom | 52 |
| Boost pump | Integrated boost pump with and without through drive | F |
| High-pressure relief valve Setting range ∆pHD | High-pressure relief valve 3600 to 6100 psi direct operated, fixed setting (250 to 420 bar) with bypass | 5 |
| Filtration boost circuit/external boost pressure supply | Filtration in the boost pump pressure line Ports for external boost circuit filtration (Fe and Fa) | D |
| Standard/special version | Special version | -S |